SmallRig Universal Clamp with Cold Shoe for LCD Monitors 1125 

LCD Monitor Adapter 1/4" Camera Hot Shoe Mount +Hot Shoe Base to Video Camcorder Hot Shoe for LCD Monitors,flash, Led Video Light, Camera.
360 degree angle design allows you to change the angle smoothly.
Cold shoe Adapter for attaching a shoe mount flash.
Super Clamp w/ 3/8" thread.
Maximum Extend length of the clamp:51mm;Best weight load:0.5-1.5kg

Net Weight: 205g